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Annotation of mstools/samples/console/alocfree.c, revision 1.1

1.1     ! root        1: #include <windows.h>
        !             2: #include <stdio.h>
        !             3: #include "console.h"
        !             4: 
        !             5: /*********************************************************************
        !             6: * FUNCTION: demoAllocFree(HANDLE hConOld, HANDLE *hConOut)           *
        !             7: *                                                                    *
        !             8: * PURPOSE: demonstrate FreeConsole & AllocConsole. Free the console  *
        !             9: *          and allocate a new one                                    *
        !            10: *                                                                    *
        !            11: * INPUT: the current console output handle and a temporary 'scratch' *
        !            12: *        console handle                                              *
        !            13: *********************************************************************/
        !            14: 
        !            15: void demoAllocFree(HANDLE hConOld, HANDLE *hConOut)
        !            16: {
        !            17:   BOOL bSuccess;
        !            18: 
        !            19:   setConTitle(__FILE__);
        !            20:   myPuts(hConOld, "Let's free the current console with FreeConsole. It will\n"
        !            21:                   "disappear for 3 seconds, then we'll allocate a new one.\n"
        !            22:                   "with AllocConsole. Hit return to continue...");
        !            23:   myGetchar();
        !            24:   bSuccess = FreeConsole();
        !            25:   if (!bSuccess)
        !            26:     Beep(600, 500);  /* can't output an error message now! */
        !            27:   Sleep(3000);
        !            28:   bSuccess = AllocConsole();
        !            29:   if (!bSuccess)
        !            30:     Beep(600, 500);
        !            31:   *hConOut = GetStdHandle(STD_OUTPUT_HANDLE);
        !            32:   /* set our console text attribute */
        !            33:   bSuccess = SetConsoleTextAttribute(*hConOut, FOREGROUND_CYAN);
        !            34:   PERR(bSuccess, "SetConsoleTextAttribute");
        !            35:   myPuts(*hConOut, "This is a new console that we've allocated with AllocConsole.");
        !            36:   Sleep(2000);
        !            37:   /* must refresh the screen since we've replaced the console */
        !            38:   showConAPIs(*hConOut);
        !            39:   return;
        !            40: }

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